Repost is not an official feature of Instagram but a lot of people use this feature constantly to grow their Instagram audience too, brands and company even use this feature to repost a testimony or post from its customers to show their appreciation.
Repost is easy, but we strongly recommend you to ask permission to the original owner for repost. To do repost a post on Instagram we need the help from third party app, there are a lot of 3rd party app available to help you repost a post. One of our favorite is Repost App developed by Redcactus which can be downloaded here.
How does it work ?
Simple. Isn't it ?